Seiko Cal. 4537 - 523

The 4537-523 is a sought-after Spring Drive piece from Seiko's golden era. The Fixed bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-ca83cbdcfcfe]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

9.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1973

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